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<script>
    var arr = [1,2,3,4,5,7,8,9,1,3,4,9,10,7];
    var sum = 0;
    var average;
    max = arr[0]
    for (i = 1;i < arr.length;i++) {
        sum += arr[i]
       
        if (max < arr[i]) {
            max = arr[i]
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    console.log(sum);
    console.log(max);

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